Natural fabrics like silk and wool are better insulators than synthetics.丝绸和羊毛之类的纯天然织物比合成纤维的保暖性更好。To reduce heat losses the pipes are covered by thermal insulators.为了减少热散失,管子外包保温层.Crystals may be insulators, semiconducto...
Crystals may be insulators, semiconductors, or conductors.晶体可以是绝缘体, 半导体, 或导体.Natural fabrics like silk and wool are better insulators than synthetics.丝绸和羊毛之类的纯天然织物比合成纤维的保暖性更好。Polluted insulators may flashover at any time...
He attended two rallies last year.去年他参加了两场汽车拉力赛.If the whole family rallies round, we can get Jim out of debt.如果全家都来帮助吉姆, 就能帮他把债还清.Wall Street needs a new road sign .'Caution : Sucker Rallies Ahead.尔街上应该竖个新路标: 前有虚假反...
This time they collaborated on the Amir high top sneaker.这次他们在贵族高梆的运动鞋合作了.The sneaker comes with orange suede and white mesh on the upper.运动鞋来与橙色绒面革和在鞋帮的白色滤网.The Blue Sneaker began to tell the Blue Shoe all about himself...
One wall of the parliament building is now almost completely obscured by a huge banner.议会大楼的一面墙现在几乎被一条巨型横幅完全盖住了。All trace of his working - class background was deliberately obscured.他 工人阶级 出身的所有痕迹都给有意地隐藏起来了.My view was o...
明亮的流星，或者说陨石，是番难忘的景象。A bright shooting star, or meteor, is an unforgettable sight.约翰的魄力和热情最令人难忘。John will be best remembered for his drive and enthusiasm.参观博物馆是一段令人难忘的经历。A visit to the Museum is an unforgettable experienc...